The Brembo GT front big brake kit for 2016 and later Mazda MX-5 (ND) applications pairs four-piston calipers with 328×28 mm cast two-piece rotors finished in yellow and drilled for improved venting. This front BBK entry specifies rotor size and two-piece cast construction plus drilled surfaces, and includes Brembo four-piston hardware tailored to the MX-5 (ND) front axle.
Brembo 16+ Miata MX-5 (ND) Front GT BBK 4 Piston Cast 328x28 2pc Rotor Drilled- Yellow